Factor Info

ID 87514
Size 657 digits / 2180 bits
Status composite
Value 172868895447073014829307460911552458734264753046557151688170898198505826725282985090201133581914158671526296585263395042733460206794890875177554000303781877106271286501011004585628919764542063338114164559711136642621678270947848954553592455128724563068094649772855930123793783591923187453786475622832983645456149094683372551653304615665007700534686084976566954802321709068234830510372953914976973763447283826943514647073987871242071944989362805568334508219255761707552203746005393677193843758976830275408166993211390339508441686718411577826556777635493581643097724032019306139574774400914696975768235115225097998083195957228951689391866615955320234243650259

Factorizations

Primary (ID: 10291) 240522700235167893496900256599634325263 (proven prime)
(ID: 87515) 718721747585790178802858636724409707624507696123655658003049425510343193003955623599000249875703268998347636076045728425206706954392633080711901720934539738460497518831516426270567638504126931517236373059084747050985542702265773478780295700992640753092107449883467468946810104202699949270553210816405001939009359923364858308132643512423927014766565495419883063670367290269382674465795220338564688384385447505525751233170027157836646375919602383176948656609411036652322543135862442457982275480349740818953910758519800891028390888077265582399725838561417264930543821107884129675475049829571476411653767004656863170461693 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.